Risk of tuberculin conversion among healthcare workers and the adoption of preventive measures
Iacopo Baussano, Massimiliano Bugiani, Aurelia Carosso, Dario Mairano, Anna Pia Barocelli, Marina Tagna, Vincenza Cascio, Pavilio Piccioni, Walter Arossa
Occupational and Environmental Medicine Mar 2007, 64 (3) 161-166; DOI: 10.1136/oem.2006.028068